string manipulation code snippets in r

check last three characters of a file in r

find all string objects in r

find patterns in a file within quotes in r

find the extension of a csv file in r

find the extension of a file in r

find the name of a directory in r

find the name of a file in r

find the path of a file in r

join without middle name in r

regex after underscore in r

regex return string after the last underscore in r

regex return string after underscore in r

regex second number in r

remove columns in a df based on a pattern inside the columns names in r

remove text after character in r

rename a file in r

variable name that contains a pattern in r